package adapter.classadapter.uml;

/**
 * @author : DuJiabao
 * @Date : 2021/3/3 9:36
 * @Project : design-pattern
 * @File : null.java
 * @Desc :
 */
public class Voltage220V {
  private final static int voltage = 220;

  public static int output220V() {
    return voltage;
  }
}
